pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7106-EdinburghCastleR.ps) >>/Users/jc/w/tmp/Tune-7106-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/EdinburghCastleR.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_71067.log 140387 Log file, useful mostly for debugging
Tune-7106-EdinburghCastleR.abc 512 ABC music file with the extracted tune(s)
Tune-7106-EdinburghCastleR.ps 35035 PostScript
Tune-7106-EdinburghCastleR.txt 512 Plain-text file with the extracted tune(s)
Tune-7106-get.log 7452 Log file, useful mostly for debugging
Tune-71069-get.log 3203 Log file, useful mostly for debugging
These files should be available for 24 hours.